Merge branch 'linus' into tracing/core

[safe/jmp/linux-2.6] / include / linux / module.h

diff --git a/include/linux/module.h b/include/linux/module.h
index 393ec39..6914fca 100644 (file)
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -330,8 +330,11 @@ struct module
        struct module_notes_attrs *notes_attrs;
 #endif
 
+#ifdef CONFIG_SMP
        /* Per-cpu data. */
-       void *percpu;
+       void __percpu *percpu;
+       unsigned int percpu_size;
+#endif
 
        /* The command line arguments (may be mangled).  People like
           keeping pointers to this stuff */
@@ -365,7 +368,8 @@ struct module
        void (*exit)(void);
 
        struct module_ref {
-               int count;
+               unsigned int incs;
+               unsigned int decs;
        } __percpu *refptr;
 #endif
 
@@ -392,6 +396,7 @@ static inline int module_is_live(struct module *mod)
 struct module *__module_text_address(unsigned long addr);
 struct module *__module_address(unsigned long addr);
 bool is_module_address(unsigned long addr);
+bool is_module_percpu_address(unsigned long addr);
 bool is_module_text_address(unsigned long addr);
 
 static inline int within_module_core(unsigned long addr, struct module *mod)
@@ -459,7 +464,7 @@ static inline void __module_get(struct module *module)
 {
        if (module) {
                preempt_disable();
-               __this_cpu_inc(module->refptr->count);
+               __this_cpu_inc(module->refptr->incs);
                trace_module_get(module, _THIS_IP_);
                preempt_enable();
        }
@@ -473,10 +478,9 @@ static inline int try_module_get(struct module *module)
                preempt_disable();
 
                if (likely(module_is_live(module))) {
-                       __this_cpu_inc(module->refptr->count);
+                       __this_cpu_inc(module->refptr->incs);
                        trace_module_get(module, _THIS_IP_);
-               }
-               else
+               } else
                        ret = 0;
 
                preempt_enable();
@@ -561,6 +565,11 @@ static inline bool is_module_address(unsigned long addr)
        return false;
 }
 
+static inline bool is_module_percpu_address(unsigned long addr)
+{
+       return false;
+}
+
 static inline bool is_module_text_address(unsigned long addr)
 {
        return false;